Toshiba M300 Series User Manual

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Glossary
213
N
network — A collection of computers and associated devices that are 
connected by communications facilities. A network allows you to 
share data and peripheral devices, such as printers, with other users 
and to exchange electronic mail.
non-interlaced — A method of refreshing a computer screen, in which 
each pixel of every line is refreshed as the electron beam scans 
across and down the screen. Compare interlaced.
non-system disk — A disk for storing programs and data that cannot be 
used to start the computer. Compare system disk.
O
online — Available through the computer. Online may refer to 
information being read from your own computer’s hard disk, such 
as online documentation or online Help, or to information coming 
from another company on a company network or the Internet.
operating system — A set of programs that controls how the computer 
works. Examples of operating systems are the Windows Vista
®
 
Ultimate and Windows Vista
®
 Home Basic operating systems.
optical drive — A drive which reads plastic coated discs on which   
information is recorded digitally, and uses a laser to read data, 
music, or videos.
P
palette — See color palette.
parallel — Processes that occur simultaneously. In communications, it 
means the transmission of more than one bit of information at a 
time.  Compare serial.
password — A unique string of characters entered by a user to verify his 
or her identity to the computer or the network.
PC Card — A credit-card-sized expansion card designed to increase the 
capabilities of notebook computers. PC Cards provide functions 
such as modem, fax/modem, hard disk drive, network adapter, 
sound card, or SCSI adapter.
peripheral — Any device, such as a printer or joystick, that is attached 
to the computer and controlled by the computer’s CPU.
pixel — Short for “picture element.” The smallest dot that can be 
produced on a screen or printer.